Examples:
cartography
card
archaeology
archetype
monarchy
legal
loyal
purse
personal
cinema
kinase
car
carpenter
hippopotamus
Mesopotamia
dative
data
date
...
English
digester
←
English
digest
(suffix)
←
English
er
(suffix)
←
Proto-Indo-European
*h₂eǵ-
(root)
→
English
biodigester
(prefix)